KR20160073994A - 크로마이트 광석으로부터 직접 크롬 철 합금의 제조 - Google Patents
크로마이트 광석으로부터 직접 크롬 철 합금의 제조 Download PDFInfo
- Publication number
- KR20160073994A KR20160073994A KR1020167013029A KR20167013029A KR20160073994A KR 20160073994 A KR20160073994 A KR 20160073994A KR 1020167013029 A KR1020167013029 A KR 1020167013029A KR 20167013029 A KR20167013029 A KR 20167013029A KR 20160073994 A KR20160073994 A KR 20160073994A
- Authority
- KR
- South Korea
- Prior art keywords
- chromite
- chromium
- aggregate
- carbon
- reaction vessel
- Prior art date
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C30/00—Alloys containing less than 50% by weight of each constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0033—In fluidised bed furnaces or apparatus containing a dispersion of the material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/008—Use of special additives or fluxing agents
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/10—Dry methods smelting of sulfides or formation of mattes by solid carbonaceous reducing agents
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B5/00—General methods of reducing to metals
- C22B5/02—Dry methods smelting of sulfides or formation of mattes
- C22B5/12—Dry methods smelting of sulfides or formation of mattes by gases
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/06—Making non-ferrous alloys with the use of special agents for refining or deoxidising
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361893400P | 2013-10-21 | 2013-10-21 | |
US61/893,400 | 2013-10-21 | ||
PCT/US2014/054644 WO2015060951A1 (en) | 2013-10-21 | 2014-09-09 | Production of chromium iron alloys directly from chromite ore |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20160073994A true KR20160073994A (ko) | 2016-06-27 |
Family
ID=52993349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020167013029A KR20160073994A (ko) | 2013-10-21 | 2014-09-09 | 크로마이트 광석으로부터 직접 크롬 철 합금의 제조 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20160244864A1 (zh) |
JP (2) | JP2016539251A (zh) |
KR (1) | KR20160073994A (zh) |
CN (1) | CN105658828A (zh) |
CA (1) | CA2927984C (zh) |
WO (1) | WO2015060951A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110431243A (zh) * | 2017-03-21 | 2019-11-08 | 朗盛德国有限责任公司 | 制备含铁和铬的颗粒的方法 |
US10982300B2 (en) | 2017-05-02 | 2021-04-20 | Her Majesty The Queen In Right Of Canada As Represented By The Minister Of Natural Resources | Carbothermic direct reduction of chromite using a catalyst for the production of ferrochrome alloy |
US10358693B2 (en) | 2017-10-20 | 2019-07-23 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Natural Resources | Method of direct reduction of chromite with cryolite additive |
PL3760748T3 (pl) * | 2019-07-02 | 2024-02-05 | Brother Group (Hong Kong) Limited | Sposób otrzymywania zoptymalizowanych kalcynowanych peletek zawierających żelazo i chrom |
EP3763837A1 (de) * | 2019-07-09 | 2021-01-13 | Brother Group (Hong Kong) Limited | Formgebung von chromerzprozess-rückständen |
BR102019023195B1 (pt) * | 2019-11-05 | 2021-01-19 | Vale S.A. | processo de produção de aglomerado de finos de minério de ferroe o produto aglomerado |
CN113444884B (zh) * | 2021-05-17 | 2022-11-01 | 攀钢集团攀枝花钢铁研究院有限公司 | 一种微碳铬铁合金的制备方法 |
CN114855002B (zh) * | 2021-07-06 | 2023-04-25 | 丰镇市华兴化工有限公司 | 一种低钛高碳铬铁及其生产方法 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2990267A (en) * | 1959-06-26 | 1961-06-27 | Dow Chemical Co | Preparation of metal powders |
US3235371A (en) * | 1962-09-10 | 1966-02-15 | Control Of Michigan College Of | Agglomerated mineral products and method of making same |
US3661555A (en) * | 1969-06-24 | 1972-05-09 | Showa Denko Kk | Pelletized chromium addition agents for ferro alloys production and method therefor |
US3894865A (en) * | 1970-07-10 | 1975-07-15 | Wienert Fritz Otto | Production of metallurgical pellets in rotary kilns |
JPS5114969B1 (zh) * | 1970-10-31 | 1976-05-13 | ||
US3997333A (en) * | 1975-02-26 | 1976-12-14 | Westinghouse Electric Corporation | Process for the reduction of complex metallic ores |
US4298581A (en) * | 1980-04-15 | 1981-11-03 | Cabot Corporation | Process for recovering chromium, vanadium, molybdenum and tungsten values from a feed material |
JPS58199834A (ja) * | 1982-05-15 | 1983-11-21 | Kawasaki Steel Corp | クロム鉱石の予備還元法 |
DE3713883A1 (de) * | 1987-04-25 | 1988-11-17 | Metallgesellschaft Ag | Verfahren zur herstellung von ferrochrom |
CN1037917C (zh) * | 1993-03-02 | 1998-04-01 | 锦州铁合金厂 | 粉铬矿还原性烧结造块冶炼铬铁合金工艺 |
US7315021B2 (en) * | 2004-05-21 | 2008-01-01 | Analytica Of Branford, Inc. | Charged droplet spray probe |
CN101638730B (zh) * | 2008-07-31 | 2015-03-25 | 塔塔钢铁有限公司 | 用于从冶金级铬铁矿精矿细粉生产海绵铬的方法 |
CN101538630B (zh) * | 2009-02-05 | 2011-04-06 | 丁家伟 | 用铬矿粉制备铬铁工艺及设备 |
CN103045854B (zh) * | 2011-10-12 | 2015-11-25 | 中国中化股份有限公司 | 用于铬铁合金冶炼生产的铬粉矿的预处理方法 |
BR112015021356A2 (pt) * | 2013-03-06 | 2017-07-18 | Midrex Technologies Inc | método para reduzir um material contendo cromo |
-
2014
- 2014-09-09 KR KR1020167013029A patent/KR20160073994A/ko not_active Application Discontinuation
- 2014-09-09 CA CA2927984A patent/CA2927984C/en active Active
- 2014-09-09 WO PCT/US2014/054644 patent/WO2015060951A1/en active Application Filing
- 2014-09-09 CN CN201480057652.7A patent/CN105658828A/zh active Pending
- 2014-09-09 JP JP2016549010A patent/JP2016539251A/ja active Pending
- 2014-09-09 US US15/027,479 patent/US20160244864A1/en not_active Abandoned
-
2019
- 2019-05-21 JP JP2019094969A patent/JP2019131895A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US20160244864A1 (en) | 2016-08-25 |
WO2015060951A1 (en) | 2015-04-30 |
CA2927984A1 (en) | 2015-04-30 |
JP2019131895A (ja) | 2019-08-08 |
CA2927984C (en) | 2018-03-27 |
CN105658828A (zh) | 2016-06-08 |
JP2016539251A (ja) | 2016-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR20160073994A (ko) | 크로마이트 광석으로부터 직접 크롬 철 합금의 제조 | |
MX2009008472A (es) | Procedimiento para la reduccion de escoria con alto contenido en cromo en un horno de arco. | |
CN104498711A (zh) | 一种利用不锈钢粉尘生产铬镍铁合金的方法 | |
CN101255493A (zh) | 冶炼粉尘中金属的直接回收方法 | |
US20160023896A1 (en) | Method for Producing Hydrogen and/or Other Gases from Steel Plant Wastes and Waste Heat | |
Harvey et al. | Greener reactants, renewable energies and environmental impact mitigation strategies in pyrometallurgical processes: A review | |
Norgate et al. | Alternative routes to stainless steel–a life cycle approach | |
CA2787278C (en) | Method for foamed slag generation of a non-corrosive melt in a converter | |
CN103014327B (zh) | 一种氩氧精炼炉用铬锰矿复合球团及其制备方法 | |
Fleischanderl et al. | ZEWA–metallurgical process for treatment of residues from steel industry and other industrial sectors to generate valuable products | |
CN105624357A (zh) | 一种使用氧化亚镍球直接还原合金化的不锈钢aod转炉炼钢工艺 | |
Diaz et al. | Recycling of Mn-rich ore fines, dust and sludge briquettes in Mn alloys production | |
CN109913743B (zh) | 一种利用碳化钼和氧化铁制备钼铁的方法 | |
CN1029374C (zh) | 利用氩氧炉尘中的金属氧化物冶炼铬钢及其合金的方法 | |
Hu et al. | Review on preparation of medium-and low-carbon ferrochrome alloys | |
Wang et al. | Producing iron nuggets with steel making wastes | |
CN117418104A (zh) | 一种含钼钢钼合金化原料的制备方法及其应用 | |
Dorofeev | Prospects for synthetic composites in arc furnaces | |
Raj et al. | Optimization of process parameter for smelting and reduction of ferrochrome | |
WO2024023660A1 (en) | A method of manufacturing molten pig iron into an electrical smelting unit | |
WO2024023569A1 (en) | A method for producing molten pig iron into an electrical smelting unit | |
KR20240090372A (ko) | 선철 생산용 야금 공장 운영 시 탄소 발자국을 줄이는 방법 | |
JPS62167808A (ja) | 含クロム溶銑の製造法 | |
CN116555512A (zh) | 一种高碳锰铁制备工艺 | |
CN117265283A (zh) | 一种利用aod高温钢渣资源化利用铜渣的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |